Citace podle APA (7th ed.)

McNicholas, W., Calverley, P., Lee, A., & Edwards, J. (2004). Long-acting inhaled anticholinergic therapy improves sleeping oxygen saturation in COPD.

Citace podle Chicago (17th ed.)

McNicholas, W., P. Calverley, A. Lee, a J. Edwards. Long-acting Inhaled Anticholinergic Therapy Improves Sleeping Oxygen Saturation in COPD. 2004.

Citace podle MLA (9th ed.)

McNicholas, W., et al. Long-acting Inhaled Anticholinergic Therapy Improves Sleeping Oxygen Saturation in COPD. 2004.

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